Similarity Review

Similarity Review

Assessment

Flashcard

Mathematics

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of similar figures?

Back

Similar figures are shapes that have the same shape but may differ in size. Their corresponding angles are equal, and their corresponding sides are proportional.

2.

FLASHCARD QUESTION

Front

How do you set up a proportion to find the height of an object using shadows?

Back

To set up a proportion, use the ratio of the height of the object to the length of its shadow, and set it equal to the ratio of the height of the other object to the length of its shadow.

3.

FLASHCARD QUESTION

Front

What does SSS stand for in the context of triangle similarity?

Back

SSS stands for Side-Side-Side, which means that if the corresponding sides of two triangles are in proportion, then the triangles are similar.

4.

FLASHCARD QUESTION

Front

What is the scale factor in a scale drawing?

Back

The scale factor is the ratio of a length in the drawing to the corresponding length in the actual object.

5.

FLASHCARD QUESTION

Front

If a flagpole's scale drawing measures 12 inches and the scale is 1 in. = 4 ft, how tall is the actual flagpole?

Back

The actual flagpole is 48 feet tall.

6.

FLASHCARD QUESTION

Front

What is the relationship between the corresponding sides of similar figures?

Back

The corresponding sides of similar figures are proportional.

7.

FLASHCARD QUESTION

Front

How can you determine if two triangles are similar using angle measures?

Back

If two angles of one triangle are equal to two angles of another triangle, then the triangles are similar (AA criterion: Angle-Angle).

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